Learn By Doing

A Lifelong Learner Shares Thoughts About Education

Tag: Fall

  • A Changing Autumn Leaf

    One of the great wonders of life is watching the leaves change colors in the fall. When temperatures get cool, chlorophyll begins to break down revealing the underlying pigments in the plants’ sap. This depiction of the inner-workings of a maple leaf shows the process in action (see the annotated version that appeared in The…